# -*- Python -*-

import os
import platform
import re
import subprocess
import tempfile

import lit.formats
import lit.util

from lit.llvm import llvm_config
from lit.llvm.subst import ToolSubst
from lit.llvm.subst import FindTool

# Configuration file for the 'lit' test runner.

# name: The name of this test suite.
config.name = 'SCALEHLS'

config.test_format = lit.formats.ShTest(not llvm_config.use_lit_shell)

# suffixes: A list of file extensions to treat as test files.
config.suffixes = ['.mlir', '.c', '.cpp', '.py']

# test_source_root: The root path where tests are located.
config.test_source_root = os.path.dirname(__file__)

# test_exec_root: The root path where tests should be run.
config.test_exec_root = os.path.join(config.scalehls_obj_root, 'test')

config.substitutions.append(('%PATH%', config.environment['PATH']))
config.substitutions.append(('%shlibext', config.llvm_shlib_ext))

llvm_config.with_system_environment(
    ['HOME', 'INCLUDE', 'LIB', 'TMP', 'TEMP'])

llvm_config.use_default_substitutions()

# excludes: A list of directories to exclude from the testsuite. The 'Inputs'
# subdirectories contain auxiliary inputs for various tests in their parent
# directories.
config.excludes = [
    'CMakeLists.txt',
    'README.txt',
    'lit.cfg.py'
]

# test_source_root: The root path where tests are located.
config.test_source_root = os.path.dirname(__file__)

# test_exec_root: The root path where tests should be run.
config.test_exec_root = os.path.join(config.scalehls_obj_root, 'test')

# Tweak the PATH to include the tools dir.
llvm_config.with_environment('PATH', config.llvm_tools_dir, append_path=True)
llvm_config.with_environment('PATH', config.polygeist_tools_dir, append_path=True)

# Tweak the PYTHONPATH to include the binary dir.
if config.enable_bindings_python:
  llvm_config.with_environment(
      'PYTHONPATH',
      [os.path.join(config.scalehls_python_packages_dir, 'scalehls_core')],
      append_path=True)

tool_dirs = [config.scalehls_tools_dir, config.polygeist_tools_dir,
             config.mlir_tools_dir, config.llvm_tools_dir]
tools = [
    'pyscalehls.py',
    'scalehls-opt',
    'scalehls-translate',
    'cgeist'
]

# The following tools are optional
tools.extend([
    ToolSubst('%PYTHON', config.python_executable, unresolved='ignore')
])

llvm_config.add_tool_substitutions(tools, tool_dirs)

if config.enable_bindings_python:
  config.available_features.add('bindings_python')
